1. Unfortunately the dust storms tend to ________ the view of the planet.

2. This ________ in the life on Mars argument comes just when it is closest to Earth in 60.000 years.

3. The waiting was done by me and Doris, who should have turned it ________ years ago and by rights have been a guest herself because of the great age.

4. The captain, whose voice is so ________ you feel as if you're sitting at home watching television, starts chatting to you.

5. Researchers are also looking into the possibility of one day launching a manned ________ to Mars.

6. A spacecraft is heading for the planet with a device that will ________ into the soil to sniff for proof of any life.

7. Everyone hopes that Mars will remain dust free otherwise people will only be able to see an orange ________ .

8. Anyone seeking ________ of life on Mars is likely to be disappointed.

9. Of course during the flight the airline staff try to keep your mind ________ .

10. I had of course turned my hand ________ many jobs during the vacation periods but waiting was certainly the most difficult.